<result> {
	for $results in distinct-values (
		for	
			$fourni1 in /epicerie/listeFourniture/fourniture,
			$fourni2 in /epicerie/listeFourniture/fourniture
		where 
			$fourni1[P="p2"] 
			and $fourni2[P="p4"]
			and $fourni1/F = $fourni2/F
		return $fourni1/F
	)
	return <F>{$results}</F>
	
} </result>

